diff --git a/dsBaseRpc/RpcService/BaseTeacher/BaseTeacherDao/BaseTeacherDao.go b/dsBaseRpc/RpcService/BaseTeacher/BaseTeacherDao/BaseTeacherDao.go
index 30875157..b192aa27 100644
--- a/dsBaseRpc/RpcService/BaseTeacher/BaseTeacherDao/BaseTeacherDao.go
+++ b/dsBaseRpc/RpcService/BaseTeacher/BaseTeacherDao/BaseTeacherDao.go
@@ -1027,7 +1027,11 @@ func AddTeacherOrgInfo(personIds []string, orgId string, isMain int32, fromSortI
 	}
 	//(3)删除旧的
 	DeleteTeacherOrgInfo(personIds, orgId)
-	//(4)插入新的
+	//(4)如果isMain==1，还需要清除原来这些人员的主部门，准备插入新的
+	if isMain == 1 {
+		disableMainOrg(personIds)
+	}
+	//(5)插入新的
 	for i := range personIds {
 		var model models.TBaseTeacherOrg
 		model.Id = CommonUtil.GetUUID()
@@ -1089,3 +1093,15 @@ func UpdateSortId(personId string, orgId string, sortId int32) {
 	sql := `update t_base_teacher_org set sort_id=? where person_id=? and org_id=?`
 	db.SQL(sql, sortId, personId, orgId).Execute()
 }
+
+/**
+功能：将指定人员的主部门信息禁用
+作者：黄海
+时间：2020-08-05
+*/
+func disableMainOrg(personIds []string) {
+	for i := range personIds {
+		sql := `update t_base_teacher_org set b_use=-2 where person_id=? and is_main=1`
+		db.SQL(sql, personIds[i]).Execute()
+	}
+}